The Battle of Avarayr was fought after an attempt 
The Battle of Avarayr was fought after an attempt to impose this religion in Armenia. This religion's adherents cross a bridge known as the Chinvato Peretav after death. The Faravahar, the depiction of a Fravashi, is one of the primary symbols of this religion. Some sects of this religion on the Indian subcontinent place their dead on "Towers of Silence." The main text of this faith contains sections known as the Yasna, Visparad, and Vendidad. The conflict between Ahriman and Ahura Mazda is central to, for 10 points, what religion whose holy book is the Avesta?
The Battle of Avarayr was fought after an attempt to impose this religion in Armenia.
Zoroastrianism